<template>
  <a-card :bordered="false">
    <a-steps :current="currentTab" class="steps">
      <a-step title="填写转账信息"/>
      <a-step title="确认转账信息"/>
      <a-step title="完成"/>
    </a-steps>
    <div class="content">
      <step1 v-if="currentTab === 0" @nextStep="nextStep"/>
      <step2 v-if="currentTab === 1" @nextStep="nextStep" @prevStep="prevStep"/>
      <step3 v-if="currentTab === 2" @finish="finish" @prevStep="prevStep"/>
    </div>
  </a-card>
</template>

<script>
import Step1 from './Step1'
import Step2 from './Step2'
import Step3 from './Step3'

export default {
  name: "StepForm",
  components: {
    Step1,
    Step2,
    Step3
  },
  data() {
    return {
      description: '将一个冗长或用户不熟悉的表单任务分成多个步骤，指导用户完成。',
      currentTab: 0,

      // form
      form: null,
    }
  },
  methods: {

    // handler
    nextStep() {
      if (this.currentTab < 2) {
        this.currentTab += 1
      }
    },
    prevStep() {
      if (this.currentTab > 0) {
        this.currentTab -= 1
      }
    },
    finish() {
      this.currentTab = 0
    }
  }
}
</script>

<style lang="less" scoped>
.steps {
  max-width: 750px;
  margin: 16px auto;
}
</style>